| APA | PIBR. (2012, February 16). In Acronym Geek. Retrieved 04:30, February 16, 2012, from http://www.acronymgeek.com/PIBR |
| MLA | "PIBR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PIBR>. |
| MHRA | 'PIBR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PIBR> [accessed 16 February 2012] |
| Chicago | "PIBR", http://www.acronymgeek.com/PIBR (accessed February 16, 2012). |
| CBE/CSE | PIBR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PIBR. |
| Bluebook | PIBR, http://www.acronymgeek.com/PIBR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PIBR, http://www.acronymgeek.com/PIBR (optional description here) (as of Feb. 16, 2012, 04:30). |
| AMA | PIBR. Acronym Geek. February 16, 2012, 04:30. Available at: http://www.acronymgeek.com/PIBR. Accessed February 16, 2012, 04:30. |